Home / 9,587.44-13,199.52-7,587.28

Finding the Fourth Proportional to 9,587.44, 13,199.52 and 7,587.28

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Solution

The fourth proportional to 9,587.44, 13,199.52 and 7,587.28 is: 10,445.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,587.44 : 13,199.52 = 7,587.28 : x
  2. Step 2: Convert to fraction form
    9,587.44/13,199.52 = 7,587.28/x
  3. Step 3: Cross multiply
    9,587.44x = 13,199.52 × 7,587.28
  4. Step 4: Simplify right side
    9,587.44x = 100,148,454.11
  5. Step 5: Solve for x
    x = 100,148,454.11/9,587.44
  6. Step 6: Final answer
    x = 10,445.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.